computer security

Computer Security: One Time Codes

When I lived in Germany in 2006-8 I had a bank account with Deutsche Bank. To log in securely to my account they printed out a piece of paper with a table in it. The table contained "one time codes". No devices needed. No apps. Just a piece of paper that I could put in […]

It's time to watermark material on eClass

One of my teaching assistants uploaded my instructional material to Course Hero without my permission. It didn't take me long to figure out who it was. I only had a handful of TAs and the TA used their university user ID as their Course Hero login. When I confronted the TA about it, the TA […]